Evidence. Alfred Wegener collected diverse pieces of evidence to support his theory, including geological âfitâ and fossil evidence. It is important to know that the following specific fossil evidence was not brought up by Wegener to support his theory.vidence. Alfred Wegener collected diverse pieces of evidence to support his theory, including geological âfitâ and fossil evidence. It is important to know that the following specific fossil evidence was not brought up by Wegener to support his theory.
But once someone becomes used to clearing their throat, it can become more of a behavioural issue-i.e. the more they clear their throat, the more they will feel like they need to clear it.
You may cough to 'clear your throat' if you choke on food and it enters your windpipe instead of going down the food pipe (oesophagus). Or you may need to cough if you breathe in chemicals or smoke that irritate your airways. The cough reflex protects the airways of your lungs.